Disney Infinity Hex Disc Holder

UPDATE Sept 12 2016, 2:11AM
-- Scrapped all but the hex disc portion of the rescued STL file I had. Accidentally deleted the original file and realized that the original posted STL would have allowed for little to not enough room to fit due to the space being too narrow.
-- Made the peg support/joiner a little heavier
-- Included screenshots from Slic3r preview for better idea of concept.

Feel free to print and post results. I've simply designed this to the best of my ability and using m